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authorEric Anholt <eric@anholt.net>2008-06-20 15:00:44 -0700
committerEric Anholt <eric@anholt.net>2008-06-23 14:45:13 -0700
commit62d66caeba786f01f6159c980fda79606afe4c61 (patch)
tree89a987bbc47ee133a8dc532bcff446ad327f31ff /src/mesa/drivers
parent0da9bc6a69fbd287f2e87ca9f868cb4ccc47735a (diff)
i915: Convert to using VBs instead of inline prims.
Diffstat (limited to 'src/mesa/drivers')
-rw-r--r--src/mesa/drivers/dri/i915/i830_reg.h4
-rw-r--r--src/mesa/drivers/dri/i915/i830_vtbl.c7
-rw-r--r--src/mesa/drivers/dri/i915/i915_reg.h112
-rw-r--r--src/mesa/drivers/dri/i915/i915_vtbl.c6
-rw-r--r--src/mesa/drivers/dri/i915/intel_render.c13
-rw-r--r--src/mesa/drivers/dri/i915/intel_tris.c219
-rw-r--r--src/mesa/drivers/dri/i915/intel_tris.h13
-rw-r--r--src/mesa/drivers/dri/intel/intel_context.h14
-rw-r--r--src/mesa/drivers/dri/intel/intel_reg.h125
9 files changed, 299 insertions, 214 deletions
diff --git a/src/mesa/drivers/dri/i915/i830_reg.h b/src/mesa/drivers/dri/i915/i830_reg.h
index d1084a84c0..d210c2d08e 100644
--- a/src/mesa/drivers/dri/i915/i830_reg.h
+++ b/src/mesa/drivers/dri/i915/i830_reg.h
@@ -494,10 +494,6 @@
#define VFT1_TEX0_FMT(x) (x)
#define VFT1_TEX0_MASK 3
#define VFT1_TEX1_SHIFT 2
-#define TEXCOORDFMT_2D 0
-#define TEXCOORDFMT_3D 1
-#define TEXCOORDFMT_4D 2
-#define TEXCOORDFMT_1D 3
/*New stuff picked up along the way */
diff --git a/src/mesa/drivers/dri/i915/i830_vtbl.c b/src/mesa/drivers/dri/i915/i830_vtbl.c
index cff051b16b..4d3ad0083a 100644
--- a/src/mesa/drivers/dri/i915/i830_vtbl.c
+++ b/src/mesa/drivers/dri/i915/i830_vtbl.c
@@ -31,6 +31,7 @@
#include "i830_reg.h"
#include "intel_batchbuffer.h"
#include "intel_regions.h"
+#include "intel_tris.h"
#include "tnl/t_context.h"
#include "tnl/t_vertex.h"
@@ -435,7 +436,8 @@ i830_emit_state(struct intel_context *intel)
* Set the space as LOOP_CLIPRECTS now, since that's what our primitives
* will be emitted under.
*/
- intel_batchbuffer_require_space(intel->batch, get_state_size(state) + 8,
+ intel_batchbuffer_require_space(intel->batch,
+ get_state_size(state) + INTEL_PRIM_EMIT_SIZE,
LOOP_CLIPRECTS);
count = 0;
again:
@@ -675,6 +677,9 @@ i830_new_batch(struct intel_context *intel)
struct i830_context *i830 = i830_context(&intel->ctx);
i830->state.emitted = 0;
+ /* Signal that we should put new vertices into a new vertex buffer. */
+ intel->prim.needs_new_vb = GL_TRUE;
+
/* Check that we didn't just wrap our batchbuffer at a bad time. */
assert(!intel->no_batch_wrap);
}
diff --git a/src/mesa/drivers/dri/i915/i915_reg.h b/src/mesa/drivers/dri/i915/i915_reg.h
index b718b8610c..8891e11c6f 100644
--- a/src/mesa/drivers/dri/i915/i915_reg.h
+++ b/src/mesa/drivers/dri/i915/i915_reg.h
@@ -325,118 +325,6 @@
#define SCISSOR_RECT_0_YMAX(x) ((x)<<16)
#define SCISSOR_RECT_0_XMAX(x) (x)
-/* p189 */
-#define _3DSTATE_LOAD_STATE_IMMEDIATE_1 ((0x3<<29)|(0x1d<<24)|(0x04<<16))
-#define I1_LOAD_S(n) (1<<(4+n))
-
-#define S0_VB_OFFSET_MASK 0xffffffc
-#define S0_AUTO_CACHE_INV_DISABLE (1<<0)
-
-#define S1_VERTEX_WIDTH_SHIFT 24
-#define S1_VERTEX_WIDTH_MASK (0x3f<<24)
-#define S1_VERTEX_PITCH_SHIFT 16
-#define S1_VERTEX_PITCH_MASK (0x3f<<16)
-
-#define TEXCOORDFMT_2D 0x0
-#define TEXCOORDFMT_3D 0x1
-#define TEXCOORDFMT_4D 0x2
-#define TEXCOORDFMT_1D 0x3
-#define TEXCOORDFMT_2D_16 0x4
-#define TEXCOORDFMT_4D_16 0x5
-#define TEXCOORDFMT_NOT_PRESENT 0xf
-#define S2_TEXCOORD_FMT0_MASK 0xf
-#define S2_TEXCOORD_FMT1_SHIFT 4
-#define S2_TEXCOORD_FMT(unit, type) ((type)<<(unit*4))
-#define S2_TEXCOORD_NONE (~0)
-
-/* S3 not interesting */
-
-#define S4_POINT_WIDTH_SHIFT 23
-#define S4_POINT_WIDTH_MASK (0x1ff<<23)
-#define S4_LINE_WIDTH_SHIFT 19
-#define S4_LINE_WIDTH_ONE (0x2<<19)
-#define S4_LINE_WIDTH_MASK (0xf<<19)
-#define S4_FLATSHADE_ALPHA (1<<18)
-#define S4_FLATSHADE_FOG (1<<17)
-#define S4_FLATSHADE_SPECULAR (1<<16)
-#define S4_FLATSHADE_COLOR (1<<15)
-#define S4_CULLMODE_BOTH (0<<13)
-#define S4_CULLMODE_NONE (1<<13)
-#define S4_CULLMODE_CW (2<<13)
-#define S4_CULLMODE_CCW (3<<13)
-#define S4_CULLMODE_MASK (3<<13)
-#define S4_VFMT_POINT_WIDTH (1<<12)
-#define S4_VFMT_SPEC_FOG (1<<11)
-#define S4_VFMT_COLOR (1<<10)
-#define S4_VFMT_DEPTH_OFFSET (1<<9)
-#define S4_VFMT_XYZ (1<<6)
-#define S4_VFMT_XYZW (2<<6)
-#define S4_VFMT_XY (3<<6)
-#define S4_VFMT_XYW (4<<6)
-#define S4_VFMT_XYZW_MASK (7<<6)
-#define S4_FORCE_DEFAULT_DIFFUSE (1<<5)
-#define S4_FORCE_DEFAULT_SPECULAR (1<<4)
-#define S4_LOCAL_DEPTH_OFFSET_ENABLE (1<<3)
-#define S4_VFMT_FOG_PARAM (1<<2)
-#define S4_SPRITE_POINT_ENABLE (1<<1)
-#define S4_LINE_ANTIALIAS_ENABLE (1<<0)
-
-#define S4_VFMT_MASK (S4_VFMT_POINT_WIDTH | \
- S4_VFMT_SPEC_FOG | \
- S4_VFMT_COLOR | \
- S4_VFMT_DEPTH_OFFSET | \
- S4_VFMT_XYZW_MASK | \
- S4_VFMT_FOG_PARAM)
-
-
-#define S5_WRITEDISABLE_ALPHA (1<<31)
-#define S5_WRITEDISABLE_RED (1<<30)
-#define S5_WRITEDISABLE_GREEN (1<<29)
-#define S5_WRITEDISABLE_BLUE (1<<28)
-#define S5_WRITEDISABLE_MASK (0xf<<28)
-#define S5_FORCE_DEFAULT_POINT_SIZE (1<<27)
-#define S5_LAST_PIXEL_ENABLE (1<<26)
-#define S5_GLOBAL_DEPTH_OFFSET_ENABLE (1<<25)
-#define S5_FOG_ENABLE (1<<24)
-#define S5_STENCIL_REF_SHIFT 16
-#define S5_STENCIL_REF_MASK (0xff<<16)
-#define S5_STENCIL_TEST_FUNC_SHIFT 13
-#define S5_STENCIL_TEST_FUNC_MASK (0x7<<13)
-#define S5_STENCIL_FAIL_SHIFT 10
-#define S5_STENCIL_FAIL_MASK (0x7<<10)
-#define S5_STENCIL_PASS_Z_FAIL_SHIFT 7
-#define S5_STENCIL_PASS_Z_FAIL_MASK (0x7<<7)
-#define S5_STENCIL_PASS_Z_PASS_SHIFT 4
-#define S5_STENCIL_PASS_Z_PASS_MASK (0x7<<4)
-#define S5_STENCIL_WRITE_ENABLE (1<<3)
-#define S5_STENCIL_TEST_ENABLE (1<<2)
-#define S5_COLOR_DITHER_ENABLE (1<<1)
-#define S5_LOGICOP_ENABLE (1<<0)
-
-
-#define S6_ALPHA_TEST_ENABLE (1<<31)
-#define S6_ALPHA_TEST_FUNC_SHIFT 28
-#define S6_ALPHA_TEST_FUNC_MASK (0x7<<28)
-#define S6_ALPHA_REF_SHIFT 20
-#define S6_ALPHA_REF_MASK (0xff<<20)
-#define S6_DEPTH_TEST_ENABLE (1<<19)
-#define S6_DEPTH_TEST_FUNC_SHIFT 16
-#define S6_DEPTH_TEST_FUNC_MASK (0x7<<16)
-#define S6_CBUF_BLEND_ENABLE (1<<15)
-#define S6_CBUF_BLEND_FUNC_SHIFT 12
-#define S6_CBUF_BLEND_FUNC_MASK (0x7<<12)
-#define S6_CBUF_SRC_BLEND_FACT_SHIFT 8
-#define S6_CBUF_SRC_BLEND_FACT_MASK (0xf<<8)
-#define S6_CBUF_DST_BLEND_FACT_SHIFT 4
-#define S6_CBUF_DST_BLEND_FACT_MASK (0xf<<4)
-#define S6_DEPTH_WRITE_ENABLE (1<<3)
-#define S6_COLOR_WRITE_ENABLE (1<<2)
-#define S6_TRISTRIP_PV_SHIFT 0
-#define S6_TRISTRIP_PV_MASK (0x3<<0)
-
-#define S7_DEPTH_OFFSET_CONST_MASK ~0
-
-
/* Helper macros for blend factors
*/
#define DST_BLND_FACT(f) ((f)<<S6_CBUF_DST_BLEND_FACT_SHIFT)
diff --git a/src/mesa/drivers/dri/i915/i915_vtbl.c b/src/mesa/drivers/dri/i915/i915_vtbl.c
index 43f5703d9e..23d63fb47a 100644
--- a/src/mesa/drivers/dri/i915/i915_vtbl.c
+++ b/src/mesa/drivers/dri/i915/i915_vtbl.c
@@ -39,6 +39,7 @@
#include "intel_batchbuffer.h"
#include "intel_tex.h"
#include "intel_regions.h"
+#include "intel_tris.h"
#include "i915_reg.h"
#include "i915_context.h"
@@ -313,7 +314,8 @@ i915_emit_state(struct intel_context *intel)
* Set the space as LOOP_CLIPRECTS now, since that's what our primitives
* will be emitted under.
*/
- intel_batchbuffer_require_space(intel->batch, get_state_size(state) + 8,
+ intel_batchbuffer_require_space(intel->batch,
+ get_state_size(state) + INTEL_PRIM_EMIT_SIZE,
LOOP_CLIPRECTS);
count = 0;
again:
@@ -587,6 +589,8 @@ i915_new_batch(struct intel_context *intel)
* difficulties associated with them (physical address requirements).
*/
i915->state.emitted = 0;
+ /* Signal that we should put new vertices into a new vertex buffer. */
+ intel->prim.needs_new_vb = GL_TRUE;
/* Check that we didn't just wrap our batchbuffer at a bad time. */
assert(!intel->no_batch_wrap);
diff --git a/src/mesa/drivers/dri/i915/intel_render.c b/src/mesa/drivers/dri/i915/intel_render.c
index 5e6500cfa1..838d450378 100644
--- a/src/mesa/drivers/dri/i915/intel_render.c
+++ b/src/mesa/drivers/dri/i915/intel_render.c
@@ -67,7 +67,7 @@
#define HAVE_ELTS 0
-static GLuint hw_prim[GL_POLYGON + 1] = {
+static uint32_t hw_prim[GL_POLYGON + 1] = {
0,
PRIM3D_LINELIST,
PRIM3D_LINESTRIP,
@@ -114,7 +114,7 @@ intelDmaPrimitive(struct intel_context *intel, GLenum prim)
fprintf(stderr, "%s %s\n", __FUNCTION__, _mesa_lookup_enum_by_nr(prim));
INTEL_FIREVERTICES(intel);
intel->vtbl.reduced_primitive_state(intel, reduced_prim[prim]);
- intelStartInlinePrimitive(intel, hw_prim[prim], LOOP_CLIPRECTS);
+ intel_set_prim(intel, hw_prim[prim]);
}
@@ -126,12 +126,11 @@ do { \
#define FLUSH() INTEL_FIREVERTICES(intel)
-#define GET_SUBSEQUENT_VB_MAX_VERTS() \
- ((intel->batch->size - 1500) / (intel->vertex_size*4))
-#define GET_CURRENT_VB_MAX_VERTS() GET_SUBSEQUENT_VB_MAX_VERTS()
+#define GET_SUBSEQUENT_VB_MAX_VERTS() (INTEL_VB_SIZE / (intel->vertex_size * 4))
+#define GET_CURRENT_VB_MAX_VERTS() \
+ ((INTEL_VB_SIZE - intel->prim.current_offset) / (intel->vertex_size * 4))
-#define ALLOC_VERTS( nr ) \
- intelExtendInlinePrimitive( intel, (nr) * intel->vertex_size )
+#define ALLOC_VERTS(nr) intel_get_prim_space(intel, nr)
#define EMIT_VERTS( ctx, j, nr, buf ) \
_tnl_emit_vertices_to_buffer(ctx, j, (j)+(nr), buf )
diff --git a/src/mesa/drivers/dri/i915/intel_tris.c b/src/mesa/drivers/dri/i915/intel_tris.c
index bbb4e0f3cd..a1121925cb 100644
--- a/src/mesa/drivers/dri/i915/intel_tris.c
+++ b/src/mesa/drivers/dri/i915/intel_tris.c
@@ -25,6 +25,12 @@
*
**************************************************************************/
+/** @file intel_tris.c
+ *
+ * This file contains functions for managing the vertex buffer and emitting
+ * primitives into it.
+ */
+
#include "glheader.h"
#include "context.h"
#include "macros.h"
@@ -47,111 +53,159 @@
#include "intel_reg.h"
#include "intel_span.h"
#include "intel_tex.h"
+#include "intel_chipset.h"
+#include "i830_context.h"
+#include "i830_reg.h"
static void intelRenderPrimitive(GLcontext * ctx, GLenum prim);
static void intelRasterPrimitive(GLcontext * ctx, GLenum rprim,
GLuint hwprim);
-/*
- */
-static void
-intel_flush_inline_primitive(struct intel_context *intel)
+/** Sets the primitive type for a primitive sequence, flushing as needed. */
+void intel_set_prim(struct intel_context *intel, uint32_t prim)
{
- GLuint used = intel->batch->ptr - intel->prim.start_ptr;
+ if (prim != intel->prim.primitive) {
+ INTEL_FIREVERTICES(intel);
+ intel->prim.primitive = prim;
+ }
+}
- assert(intel->prim.primitive != ~0);
+/** Returns mapped VB space for the given number of vertices */
+uint32_t *intel_get_prim_space(struct intel_context *intel, unsigned int count)
+{
+ uint32_t *addr;
+
+ /* Check for space in the existing VB */
+ if (intel->prim.vb_bo == NULL ||
+ intel->prim.needs_new_vb ||
+ (intel->prim.current_offset +
+ count * intel->vertex_size * 4) > INTEL_VB_SIZE ||
+ (intel->prim.count + count) >= (1 << 16)) {
+ /* Flush existing prim if any */
+ INTEL_FIREVERTICES(intel);
-/* _mesa_printf("/\n"); */
+ /* Start a new VB */
+ dri_bo_unreference(intel->prim.vb_bo);
+ intel->prim.vb_bo = dri_bo_alloc(intel->bufmgr, "vb",
+ INTEL_VB_SIZE, 4);
+ intel->prim.start_offset = 0;
+ intel->prim.current_offset = 0;
- if (used < 8)
- goto do_discard;
+ dri_bufmgr_check_aperture_space(intel->prim.vb_bo);
- *(int *) intel->prim.start_ptr = (_3DPRIMITIVE |
- intel->prim.primitive | (used / 4 - 2));
+ intel->prim.needs_new_vb = GL_FALSE;
- goto finished;
+ dri_bo_map(intel->prim.vb_bo, GL_TRUE);
+ }
- do_discard:
- intel->batch->ptr -= used;
+ intel->prim.flush = intel_flush_prim;
- finished:
- intel->prim.primitive = ~0;
- intel->prim.start_ptr = 0;
- intel->prim.flush = 0;
-}
+ addr = (uint32_t *)((char *)intel->prim.vb_bo->virtual +
+ intel->prim.current_offset);
+ intel->prim.current_offset += intel->vertex_size * 4 * count;
+ intel->prim.count += count;
+ return addr;
+}
-/* Emit a primitive referencing vertices in a vertex buffer.
- */
-void
-intelStartInlinePrimitive(struct intel_context *intel,
- GLuint prim, GLuint batch_flags)
+/** Dispatches the accumulated primitive to the batchbuffer. */
+void intel_flush_prim(struct intel_context *intel)
{
BATCH_LOCALS;
+ /* Must be called after an intel_start_prim. */
+ assert(intel->prim.primitive != ~0);
+
+ if (intel->prim.count == 0)
+ return;
+
intel_wait_flips(intel);
+ dri_bo_unmap(intel->prim.vb_bo);
+
intel->vtbl.emit_state(intel);
+ /* Ensure that we don't start a new batch for the following emit, which
+ * depends on the state just emitted. emit_state should be making sure we
+ * have the space for this.
+ */
intel->no_batch_wrap = GL_TRUE;
-/* _mesa_printf("%s *", __progname); */
-
- /* Emit a slot which will be filled with the inline primitive
- * command later.
+ /* Check that we actually emitted the state into this batch, using the
+ * UPLOAD_CTX bit as the signal.
*/
- BEGIN_BATCH(2, batch_flags);
- OUT_BATCH(0);
-
assert((intel->batch->dirty_state & (1<<1)) == 0);
- intel->prim.start_ptr = intel->batch->ptr;
- intel->prim.primitive = prim;
- intel->prim.flush = intel_flush_inline_primitive;
+#if 0
+ printf("emitting %d..%d=%d vertices size %d\n", intel->prim.start_offset,
+ intel->prim.current_offset, intel->prim.count,
+ intel->vertex_size * 4);
+#endif
- OUT_BATCH(0);
- ADVANCE_BATCH();
+ if (IS_9XX(intel->intelScreen->deviceID)) {
+ BEGIN_BATCH(5, LOOP_CLIPRECTS);
+ OUT_BATCH(_3DSTATE_LOAD_STATE_IMMEDIATE_1 |
+ I1_LOAD_S(0) | I1_LOAD_S(1) | 1);
+ assert((intel->prim.start_offset & !S0_VB_OFFSET_MASK) == 0);
+ OUT_RELOC(intel->prim.vb_bo, I915_GEM_DOMAIN_VERTEX, 0,
+ intel->prim.start_offset);
+ OUT_BATCH((intel->vertex_size << S1_VERTEX_WIDTH_SHIFT) |
+ (intel->vertex_size << S1_VERTEX_PITCH_SHIFT));
+
+ OUT_BATCH(_3DPRIMITIVE |
+ PRIM_INDIRECT |
+ PRIM_INDIRECT_SEQUENTIAL |
+ intel->prim.primitive |
+ intel->prim.count);
+ OUT_BATCH(0); /* Beginning vertex index */
+ ADVANCE_BATCH();
+ } else {
+ struct i830_context *i830 = i830_context(&intel->ctx);
+
+ BEGIN_BATCH(5, LOOP_CLIPRECTS);
+ OUT_BATCH(_3DSTATE_LOAD_STATE_IMMEDIATE_1 |
+ I1_LOAD_S(0) | I1_LOAD_S(2) | 1);
+ /* S0 */
+ assert((intel->prim.start_offset & !S0_VB_OFFSET_MASK_830) == 0);
+ OUT_RELOC(intel->prim.vb_bo, I915_GEM_DOMAIN_VERTEX, 0,
+ intel->prim.start_offset |
+ (intel->vertex_size << S0_VB_PITCH_SHIFT_830) |
+ S0_VB_ENABLE_830);
+ /* S1
+ * This is somewhat unfortunate -- VB width is tied up with
+ * vertex format data that we've already uploaded through
+ * _3DSTATE_VFT[01]_CMD. We may want to replace emits of VFT state with
+ * STATE_IMMEDIATE_1 like this to avoid duplication.
+ */
+ OUT_BATCH((i830->state.Ctx[I830_CTXREG_VF] & VFT0_TEX_COUNT_MASK) >>
+ VFT0_TEX_COUNT_SHIFT << S2_TEX_COUNT_SHIFT_830 |
+ (i830->state.Ctx[I830_CTXREG_VF2] << 16) |
+ intel->vertex_size << S2_VERTEX_0_WIDTH_SHIFT_830);
+
+ OUT_BATCH(_3DPRIMITIVE |
+ PRIM_INDIRECT |
+ PRIM_INDIRECT_SEQUENTIAL |
+ intel->prim.primitive |
+ intel->prim.count);
+ OUT_BATCH(0); /* Beginning vertex index */
+ ADVANCE_BATCH();
+ }
intel->no_batch_wrap = GL_FALSE;
-/* _mesa_printf(">"); */
-}
-
-
-void
-intelWrapInlinePrimitive(struct intel_context *intel)
-{
- GLuint prim = intel->prim.primitive;
- enum cliprect_mode cliprect_mode = intel->batch->cliprect_mode;
-
- intel_flush_inline_primitive(intel);
- intel_batchbuffer_flush(intel->batch);
- intelStartInlinePrimitive(intel, prim, cliprect_mode); /* ??? */
-}
-
-GLuint *
-intelExtendInlinePrimitive(struct intel_context *intel, GLuint dwords)
-{
- GLuint sz = dwords * sizeof(GLuint);
- GLuint *ptr;
-
- assert(intel->prim.flush == intel_flush_inline_primitive);
-
- if (intel_batchbuffer_space(intel->batch) < sz)
- intelWrapInlinePrimitive(intel);
-
-/* _mesa_printf("."); */
-
- intel->vtbl.assert_not_dirty(intel);
-
- ptr = (GLuint *) intel->batch->ptr;
- intel->batch->ptr += sz;
-
- return ptr;
+ /* If we're going to keep using this VB for more primitives, map it
+ * again.
+ */
+ if (!intel->prim.needs_new_vb)
+ dri_bo_map(intel->prim.vb_bo, GL_TRUE);
+
+ intel->prim.flush = NULL;
+ intel->prim.start_offset = intel->prim.current_offset;
+ if (!IS_9XX(intel->intelScreen->deviceID))
+ intel->prim.start_offset = ALIGN(intel->prim.start_offset, 128);
+ intel->prim.count = 0;
}
-
-
/***********************************************************************
* Emit primitives as inline vertices *
***********************************************************************/
@@ -182,7 +236,7 @@ intel_draw_quad(struct intel_context *intel,
intelVertexPtr v1, intelVertexPtr v2, intelVertexPtr v3)
{
GLuint vertsize = intel->vertex_size;
- GLuint *vb = intelExtendInlinePrimitive(intel, 6 * vertsize);
+ GLuint *vb = intel_get_prim_space(intel, 6);
int j;
COPY_DWORDS(j, vb, vertsize, v0);
@@ -210,7 +264,7 @@ intel_draw_triangle(struct intel_context *intel,
intelVertexPtr v0, intelVertexPtr v1, intelVertexPtr v2)
{
GLuint vertsize = intel->vertex_size;
- GLuint *vb = intelExtendInlinePrimitive(intel, 3 * vertsize);
+ GLuint *vb = intel_get_prim_space(intel, 3);
int j;
COPY_DWORDS(j, vb, vertsize, v0);
@@ -224,7 +278,7 @@ intel_draw_line(struct intel_context *intel,
intelVertexPtr v0, intelVertexPtr v1)
{
GLuint vertsize = intel->vertex_size;
- GLuint *vb = intelExtendInlinePrimitive(intel, 2 * vertsize);
+ GLuint *vb = intel_get_prim_space(intel, 2);
int j;
COPY_DWORDS(j, vb, vertsize, v0);
@@ -236,7 +290,7 @@ static void
intel_draw_point(struct intel_context *intel, intelVertexPtr v0)
{
GLuint vertsize = intel->vertex_size;
- GLuint *vb = intelExtendInlinePrimitive(intel, vertsize);
+ GLuint *vb = intel_get_prim_space(intel, 1);
int j;
/* Adjust for sub pixel position -- still required for conform. */
@@ -745,7 +799,7 @@ intelFastRenderClippedPoly(GLcontext * ctx, const GLuint * elts, GLuint n)
{
struct intel_context *intel = intel_context(ctx);
const GLuint vertsize = intel->vertex_size;
- GLuint *vb = intelExtendInlinePrimitive(intel, (n - 2) * 3 * vertsize);
+ GLuint *vb = intel_get_prim_space(intel, (n - 2) * 3);
GLubyte *vertptr = (GLubyte *) intel->verts;
const GLuint *start = (const GLuint *) V(elts[0]);
int i, j;
@@ -950,7 +1004,7 @@ intelRasterPrimitive(GLcontext * ctx, GLenum rprim, GLuint hwprim)
if (hwprim != intel->prim.primitive) {
INTEL_FIREVERTICES(intel);
- intelStartInlinePrimitive(intel, hwprim, LOOP_CLIPRECTS);
+ intel_set_prim(intel, hwprim);
}
}
@@ -1083,15 +1137,18 @@ intel_meta_draw_poly(struct intel_context *intel,
union fi *vb;
GLint i;
GLboolean was_locked = intel->locked;
+ unsigned int saved_vertex_size = intel->vertex_size;
if (!was_locked)
LOCK_HARDWARE(intel);
+ intel->vertex_size = 6;
+
/* All 3d primitives should be emitted with LOOP_CLIPRECTS,
* otherwise the drawing origin (DR4) might not be set correctly.
*/
- intelStartInlinePrimitive(intel, PRIM3D_TRIFAN, LOOP_CLIPRECTS);
- vb = (union fi *) intelExtendInlinePrimitive(intel, n * 6);
+ intel_set_prim(intel, PRIM3D_TRIFAN);
+ vb = (union fi *) intel_get_prim_space(intel, n);
for (i = 0; i < n; i++) {
vb[0].f = xy[i][0];
@@ -1105,6 +1162,8 @@ intel_meta_draw_poly(struct intel_context *intel,
INTEL_FIREVERTICES(intel);
+ intel->vertex_size = saved_vertex_size;
+
if (!was_locked)
UNLOCK_HARDWARE(intel);
}
diff --git a/src/mesa/drivers/dri/i915/intel_tris.h b/src/mesa/drivers/dri/i915/intel_tris.h
index 021e5c6450..6b38cd6fbd 100644
--- a/src/mesa/drivers/dri/i915/intel_tris.h
+++ b/src/mesa/drivers/dri/i915/intel_tris.h
@@ -30,7 +30,9 @@
#include "mtypes.h"
-
+#define INTEL_VB_SIZE (8 * 1024)
+/** 3 dwords of state_immediate and 2 of 3dprim, in intel_flush_prim */
+#define INTEL_PRIM_EMIT_SIZE (5 * 4)
#define _INTEL_NEW_RENDERSTATE (_DD_NEW_LINE_STIPPLE | \
_DD_NEW_TRI_UNFILLED | \
@@ -44,11 +46,8 @@ extern void intelInitTriFuncs(GLcontext * ctx);
extern void intelChooseRenderState(GLcontext * ctx);
-extern void intelStartInlinePrimitive(struct intel_context *intel,
- GLuint prim, GLuint flags);
-extern void intelWrapInlinePrimitive(struct intel_context *intel);
-
-GLuint *intelExtendInlinePrimitive(struct intel_context *intel,
- GLuint dwords);
+void intel_set_prim(struct intel_context *intel, uint32_t prim);
+GLuint *intel_get_prim_space(struct intel_context *intel, unsigned int count);
+void intel_flush_prim(struct intel_context *intel);
#endif
diff --git a/src/mesa/drivers/dri/intel/intel_context.h b/src/mesa/drivers/dri/intel/intel_context.h
index 579883437f..1aa9c3d711 100644
--- a/src/mesa/drivers/dri/intel/intel_context.h
+++ b/src/mesa/drivers/dri/intel/intel_context.h
@@ -182,9 +182,19 @@ struct intel_context
struct
{
GLuint id;
- GLuint primitive;
- GLubyte *start_ptr;
+ uint32_t primitive; /**< Current hardware primitive type */
void (*flush) (struct intel_context *);
+ dri_bo *vb_bo;
+ unsigned int start_offset; /**< Byte offset of primitive sequence */
+ unsigned int current_offset; /**< Byte offset of next vertex */
+ unsigned int count; /**< Number of vertices in current primitive */
+ /**
+ * Signals when a new VB should be started, regardless of remaining
+ * space.
+ *
+ * Used to avoid rewriting a VB that's being rendered from.
+ */
+ GLboolean needs_new_vb;
} prim;
GLuint stats_wm;
diff --git a/src/mesa/drivers/dri/intel/intel_reg.h b/src/mesa/drivers/dri/intel/intel_reg.h
index c12ccf4ae1..96af7e1a03 100644
--- a/src/mesa/drivers/dri/intel/intel_reg.h
+++ b/src/mesa/drivers/dri/intel/intel_reg.h
@@ -40,6 +40,131 @@
#define MI_WAIT_FOR_PLANE_B_FLIP (1<<6)
#define MI_WAIT_FOR_PLANE_A_FLIP (1<<2)
+/* p189 */
+#define _3DSTATE_LOAD_STATE_IMMEDIATE_1 (CMD_3D | (0x1d<<24) | (0x04<<16))
+#define I1_LOAD_S(n) (1<<(4+n))
+
+/** @{
+ * 915 definitions
+ */
+#define S0_VB_OFFSET_MASK 0xffffffc
+#define S0_AUTO_CACHE_INV_DISABLE (1<<0)
+/** @} */
+
+/** @{
+ * 830 definitions
+ */
+#define S0_VB_OFFSET_MASK_830 0xffffff8
+#define S0_VB_PITCH_SHIFT_830 1
+#define S0_VB_ENABLE_830 0
+/** @} */
+
+#define S1_VERTEX_WIDTH_SHIFT 24
+#define S1_VERTEX_WIDTH_MASK (0x3f<<24)
+#define S1_VERTEX_PITCH_SHIFT 16
+#define S1_VERTEX_PITCH_MASK (0x3f<<16)
+
+#define TEXCOORDFMT_2D 0x0
+#define TEXCOORDFMT_3D 0x1
+#define TEXCOORDFMT_4D 0x2
+#define TEXCOORDFMT_1D 0x3
+#define TEXCOORDFMT_2D_16 0x4
+#define TEXCOORDFMT_4D_16 0x5
+#define TEXCOORDFMT_NOT_PRESENT 0xf
+#define S2_TEXCOORD_FMT0_MASK 0xf
+#define S2_TEXCOORD_FMT1_SHIFT 4
+#define S2_TEXCOORD_FMT(unit, type) ((type)<<(unit*4))
+#define S2_TEXCOORD_NONE (~0)
+#define S2_TEX_COUNT_SHIFT_830 12
+#define S2_VERTEX_0_WIDTH_SHIFT_830 0
+#define S2_VERTEX_1_WIDTH_SHIFT_830 6
+/* S3 not interesting */
+
+#define S4_POINT_WIDTH_SHIFT 23
+#define S4_POINT_WIDTH_MASK (0x1ff<<23)
+#define S4_LINE_WIDTH_SHIFT 19
+#define S4_LINE_WIDTH_ONE (0x2<<19)
+#define S4_LINE_WIDTH_MASK (0xf<<19)
+#define S4_FLATSHADE_ALPHA (1<<18)
+#define S4_FLATSHADE_FOG (1<<17)
+#define S4_FLATSHADE_SPECULAR (1<<16)
+#define S4_FLATSHADE_COLOR (1<<15)
+#define S4_CULLMODE_BOTH (0<<13)
+#define S4_CULLMODE_NONE (1<<13)
+#define S4_CULLMODE_CW (2<<13)
+#define S4_CULLMODE_CCW (3<<13)
+#define S4_CULLMODE_MASK (3<<13)
+#define S4_VFMT_POINT_WIDTH (1<<12)
+#define S4_VFMT_SPEC_FOG (1<<11)
+#define S4_VFMT_COLOR (1<<10)
+#define S4_VFMT_DEPTH_OFFSET (1<<9)
+#define S4_VFMT_XYZ (1<<6)
+#define S4_VFMT_XYZW (2<<6)
+#define S4_VFMT_XY (3<<6)
+#define S4_VFMT_XYW (4<<6)
+#define S4_VFMT_XYZW_MASK (7<<6)
+#define S4_FORCE_DEFAULT_DIFFUSE (1<<5)
+#define S4_FORCE_DEFAULT_SPECULAR (1<<4)
+#define S4_LOCAL_DEPTH_OFFSET_ENABLE (1<<3)
+#define S4_VFMT_FOG_PARAM (1<<2)
+#define S4_SPRITE_POINT_ENABLE (1<<1)
+#define S4_LINE_ANTIALIAS_ENABLE (1<<0)
+
+#define S4_VFMT_MASK (S4_VFMT_POINT_WIDTH | \
+ S4_VFMT_SPEC_FOG | \
+ S4_VFMT_COLOR | \
+ S4_VFMT_DEPTH_OFFSET | \
+ S4_VFMT_XYZW_MASK | \
+ S4_VFMT_FOG_PARAM)
+
+
+#define S5_WRITEDISABLE_ALPHA (1<<31)
+#define S5_WRITEDISABLE_RED (1<<30)
+#define S5_WRITEDISABLE_GREEN (1<<29)
+#define S5_WRITEDISABLE_BLUE (1<<28)
+#define S5_WRITEDISABLE_MASK (0xf<<28)
+#define S5_FORCE_DEFAULT_POINT_SIZE (1<<27)
+#define S5_LAST_PIXEL_ENABLE (1<<26)
+#define S5_GLOBAL_DEPTH_OFFSET_ENABLE (1<<25)
+#define S5_FOG_ENABLE (1<<24)
+#define S5_STENCIL_REF_SHIFT 16
+#define S5_STENCIL_REF_MASK (0xff<<16)
+#define S5_STENCIL_TEST_FUNC_SHIFT 13
+#define S5_STENCIL_TEST_FUNC_MASK (0x7<<13)
+#define S5_STENCIL_FAIL_SHIFT 10
+#define S5_STENCIL_FAIL_MASK (0x7<<10)
+#define S5_STENCIL_PASS_Z_FAIL_SHIFT 7
+#define S5_STENCIL_PASS_Z_FAIL_MASK (0x7<<7)
+#define S5_STENCIL_PASS_Z_PASS_SHIFT 4
+#define S5_STENCIL_PASS_Z_PASS_MASK (0x7<<4)
+#define S5_STENCIL_WRITE_ENABLE (1<<3)
+#define S5_STENCIL_TEST_ENABLE (1<<2)
+#define S5_COLOR_DITHER_ENABLE (1<<1)
+#define S5_LOGICOP_ENABLE (1<<0)
+
+
+#define S6_ALPHA_TEST_ENABLE (1<<31)
+#define S6_ALPHA_TEST_FUNC_SHIFT 28
+#define S6_ALPHA_TEST_FUNC_MASK (0x7<<28)
+#define S6_ALPHA_REF_SHIFT 20
+#define S6_ALPHA_REF_MASK (0xff<<20)
+#define S6_DEPTH_TEST_ENABLE (1<<19)
+#define S6_DEPTH_TEST_FUNC_SHIFT 16
+#define S6_DEPTH_TEST_FUNC_MASK (0x7<<16)
+#define S6_CBUF_BLEND_ENABLE (1<<15)
+#define S6_CBUF_BLEND_FUNC_SHIFT 12
+#define S6_CBUF_BLEND_FUNC_MASK (0x7<<12)
+#define S6_CBUF_SRC_BLEND_FACT_SHIFT 8
+#define S6_CBUF_SRC_BLEND_FACT_MASK (0xf<<8)
+#define S6_CBUF_DST_BLEND_FACT_SHIFT 4
+#define S6_CBUF_DST_BLEND_FACT_MASK (0xf<<4)
+#define S6_DEPTH_WRITE_ENABLE (1<<3)
+#define S6_COLOR_WRITE_ENABLE (1<<2)
+#define S6_TRISTRIP_PV_SHIFT 0
+#define S6_TRISTRIP_PV_MASK (0x3<<0)
+
+#define S7_DEPTH_OFFSET_CONST_MASK ~0
+
/* Primitive dispatch on 830-945 */
#define _3DPRIMITIVE (CMD_3D | (0x1f << 24))
#define PRIM_INDIRECT (1<<23)